Teacher Cartoon Sticker Set

A set of six high-resolution 2D cartoon stickers, featuring a man in the same photo, retains his signature facial features, framed glasses, and warm smile, stylized into a cute, lively cartoon character. Each sticker features different facial expressions and body poses, dynamic and fun shapes, a white background, clear bold outlines, bright colors, comic-style shadows, bold white sticker borders, exquisite sticker texture, neatly arranged in a 3x2 grid, full of fun social media sticker aesthetics. 

Each sticker design incorporates eye-catching and humorous text: "Teacher mode activated," accompanied by an excited and confident smile, leaning forward, fingers pointing exaggeratedly upward, striking a powerful pose.
"I need coffee...... he said, half-closed in sleepiness, mouth open in exhaustion, body hunched over, head tilted, holding a steaming cup of coffee.
With a cheerful and playful smile, she winks, gives a thumbs up, leans her upper body slightly forward, and shouts "subscribe!"
"Selfie time's up!" Her face beams with a lively and joyful smile, tilting her head slightly, raising her phone high, striking an interesting selfie pose.
"Let me score." He raised his eyebrows, wearing a teacher-like smile, straightened up, and held a notebook and pen in his hand.
"Too easy"—with a hint of smug and playful smile, tilting the head, making an "OK" gesture, relaxed and confident posture, vibrant comic effects, expressive dynamic emphasis, striking sticker fonts, 16:9 aspect ratio